SFP-7080-55 - Gigabit single-mode SFP transceiver, 1000Base-ZX, 1550nm, max range 80Km, dual LC connector
155Mbps Bidirectional 80km SFP Optical Transceiver - F431L17431-34, F431L17415-35 | TUV and CB Certified Radio Communication Equipment and Parts Manufacturer - Liverage Technology Inc.